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Measuring Wheel Encoder MWS120 | 300 Pulses/Rev | 1mm Resolution | Robust Design | by SICK
The Measuring Wheel Encoder MWS120 is engineered for precision in industrial automation, featuring 300 pulses per revolution and a 1mm resolution for accurate linear measurement. With a robust design that includes a knurled polyurethane surface and stainless steel spring element, it's perfect for material handling, robotics, and safety monitoring applications.
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Technical Specifications
- Pulses per revolution: 300
- Measuring increment (resolution): 1 mm per pulse
- Repeatability: less than 0.1 mm
- Communication interface: Incremental TTL / RS-422
- Number of signal channels: 6
- Connection type: Male connector, M23, 12-pin, radial
- Supply voltage: 4.5 V to 5.5 V
- Reverse polarity protection and short-circuit protection included
- Measuring wheel circumference: 300 mm
- Measuring wheel surface: Knurled polyurethane
- Spring element material: Stainless steel
- Measuring wheel and spring arm material: Aluminum
- Start up torque: +1.2 Ncm at 20°C
- Operating torque: 1.1 Ncm at 20°C
- Bearing lifetime: 3.6 x 10^9 revolutions
- Minimum spring tension force: 4 N
- Max permissible working area for spring: ±10 mm
- Service life of spring element: over 1.5 million cycles
- Mounting position: Preferably from above, from below possible
- EMC compliance: EN 61000-6-2 and EN 61000-6-3
- Operating temperature range: -20°C to +80°C
- Storage temperature range: -40°C to +100°C
- Dimensions (H x L x W): 100mm x 150mm x 120mm
- Weight: 0.5 kg
Key Features
- High reliability with mean time to dangerous failure (MTTFD) of 500 years according to EN ISO 13849-1
- Incremental communication interface with TTL / RS-422 signals
- 6-channel signal output for detailed measurement data
- Knurled polyurethane measuring wheel surface for accurate traction
- Robust mechanics with stainless steel spring element and aluminum measuring wheel
- Low operating torque of 1.1 Ncm at 20°C
- EMC compliant with EN 61000-6-2 and EN 61000-6-3 standards
- Wide operating temperature range from -20°C to +80°C
Professional Installation Requirements
- Installation should be performed by qualified personnel familiar with incremental encoders and electrical safety standards to ensure proper connection and calibration.
Applications
- Industrial automation for precise measurement of linear movement
- Material handling and conveyor systems
- Robotics and machine positioning
- Safety-related monitoring in manufacturing processes
Standards & Compliance
- Complies with AS/NZS 3000 – Wiring Rules (Electrical Installation)
- Complies with AS/NZS 3820 – Essential Safety Requirements for Electrical Equipment
Environmental Benefits
- Durable design reduces need for frequent replacements, minimizing waste
- Low power consumption electronics contribute to energy efficiency
Warranty Information
Standard manufacturer warranty applies; please refer to SICK's official warranty policy for details.
Available Now
The SICK MWS120-25A11A00300 Measuring Wheel Encoder is available for immediate purchase, ideal for industrial automation and safety-related measurement applications.
